Table 1 Characteristics of studies included in the meta-analysis
Author | Year | Study Type | Early Intervention (n) | Control Group (n) | M/F (Early Intervention) | M/F (Control Group) | Age [years, Mean (Range)] (Early Intervention) | Age [years, Mean (Range)] (Control Group) | Recovery Time (Early Intervention) | Recovery Time (Control Group) | Follow-up Time |
|---|---|---|---|---|---|---|---|---|---|---|---|
Calderón | 2008 | Prospective RCT | 30 | 30 | 11/19 | 10/20 | 55 | 51 | 2 weeks | 6 weeks | 6 months |
Brehmer | 2014 | Prospective RCT | 36 | 42 | NR | NR | 49.8 | 55.3 | 2 weeks | 4 weeks | 6 months |
Iitsuka | 2016 | Retrospective cohort | 27 | 18 | 7/20 | 8/10 | 57 ± 13 (33 ~ 78) | 49 ± 19 (19 ~ 81) | 3 days | 2 weeks | 3 months |
Quadlbauer | 2017 | Prospective RCT | 15 | 13 | 2/13 | 2/11 | 49.13 ± 15.41 | 58.77 ± 12.06 | Immediate | NR | 1 year |
Dennison | 2018 | Prospective RCT | 18 | 15 | 7/23 | 4/26 | 54.9 | 53.1 | 2 weeks | 5 weeks | 1 year |
Clementsen | 2019 | Prospective RCT | 57 | 62 | 4/53 | 7/55 | 55 (12.4) | 55 (11.9) | Immediate | 2 weeks | 2 years |
Tomruk | 2020 | Prospective RCT | 15 | 17 | 8/7 | 6/11 | 45.25 ± 9.84 | 57.00 ± 15.84 | 1 week | 1 week | 3 months |